Ideal for Temporary Backup for Low-Powered Electronics​

Power Supplies - 24VDC 1.2Ah DIN Mount Battery Pack
24VDC 1.2Ah DIN Mount Battery Pack

This battery pack is designed to supply temporary power to industrial equipment in the event of a primary power loss. They are a great way to add backup battery power to RLH power supplies that have a compatible UPS battery charge controller. They mount quickly to standard T35 DIN rails, and come with a wall mount adapter plate for wall mounting.

The housing is constructed of durable powder coated aluminum alloy and designed with pluggable screw down terminals, and an externally replaceable fuse is included to protect the internally battery circuit.

The internal batteries are maintenance free sealed lead acid batteries rated for up to 5 years of standby service or more than 400 cycles at 50% discharge depth. Depleted batteries are field replaceable and replacement sets are available.


  • DIN or Wall mount
  • Compact design
  • Ideally suited for 24VDC UPS applications
  • Removable terminal block for easy disconnec
  • Externally accessible and user replaceable fuse
  • Sealed, no-spill lead acid battery design
  • Up to 5 years of stand by service

Battery Pack Construction:
Powder coated aluminum alloy with screw down cover plate
H 5.7in. x W 2.6in. x D 4.1 (H 145mm x W 66mm x D 104mm)
DIN Clip for T35 DIN Rail
Wall mount plate included for non-DIN rail mounting applications
Power Connection:
Removable screw down power terminals
3 lbs. (1.4kg)
Internal Batteries:
Quantity 2, 12VDC, 1.2Ah
Battery Type:
Lead acid deep cycle, spill proof, maintenance free
Nominal Voltage:
1.2 Ah @ 25˚C
3A, user replaceable
Operating Temperature Range:
Discharge -20˚C ~ 60˚C (-4˚F ~ 140˚F)
Charge -20˚C ~ 60˚C (-4˚F ~ 140˚F)
Storage -20˚C ~ 60˚C (-4˚F ~ 140˚F)
Charging Voltage:
Standby Use 27.3V ±0.3V @25˚C (77˚F)
Cycle Use 29.4V ±0.6V @25˚C (77˚F)
Maximum Charging Current Limit:
Self Discharge:
After 3 months Approx. 90% @25˚C (77˚F) Remaining Charge
After 6 months Approx. 82% @25˚C (77˚F) Remaining Charge
After 12 months Approx. 70% @25˚C (77˚F) Remaining Charge
* Extreme temperatures will reduce storage time

General Information



Lead Time: 1 Week*

For product questions, volume pricing and/or delivery outside of the US and Canada, please contact sales.


24VDC 1.2Ah DIN Mount Battery Pack

Short descriptionPart numberPrice
24 Volt DC Battery Pack with 1.2Ah Capacity, DIN or Wall MountableRLH-2401-1BP$145.00

Replacement Battery Set

Short descriptionPart numberPrice
Replacement Battery Set For RLH-2401-1BPRLH-2401-1RB$45.00

*Lead times are estimates and may vary. You will be contacted within 1 business day to go over the details of your order. If you require a specific date, let us know!
*Days = Business Days

WarningWarning: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to